Highlights • Q fever is the most commonly reported zoonotic disease in Australia • Endocarditis is one of the most common manifestations of chronic infection • Q fever related valvular damage may make patients susceptible to other pathogens • We suggest testing for Q fever in endocarditis patients with valvulopathies from endemic areas Abstract Coxiella burnetti is the causative organism of the zoonotic infection Q fever, of which endocarditis is one of the most common manifestations of the...